#import <Foundation/Foundation.h>

@interface Tools : NSObject
+ (BOOL)isBlankString:(NSString *)string;
+(NSString *)filterHTML:(NSString *)html;

+(UIImage*)resizeImageToSize:(UIImage*)image toSize:(CGSize)size;
+ (UIImage *)imageWithColor:(UIColor *)color size:(CGSize)size;
+(int)getScreenHeight;
+(int)getScreenWidth;
+(float)getIOSVersion;

+(NSString*) md5:(NSString*)str;

#define SCREEN_WIDTH [UIScreen mainScreen].bounds.size.width
#define SCREEN_HEIGHT [UIScreen mainScreen].bounds.size.height
@end
